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Individual Calculations September 2023 |
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| Orton, Stephen L A Total change: -6.00 | |   |
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| 2023 British Championship: Over 65 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 2133 | 5.00 | 7 | -0.30 | 20 | -6.00 | |
|  Fallowfield, Nicholas | | | 1875 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Harding, Tim D | c | | 1928 | IRL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Moore, John C | | | 1886 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Reuben, Stewart | c | | 1901 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bray, David | | | 1975 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | De Coverly, Roger D | | | 1955 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Hutchinson, Paul A | | | 1996 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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